Noun
One of the posterior wings of an insect.
Any one of numerous species of noctuid moths belonging to Catocala and allied genera, in which the hind wings are banded with red and black or other conspicuous colors. Many of the species are called red underwing.
Source: Webster's dictionaryA large radome for an S-band AN/APS-20 search radar was fitted underneath the fuselage and additional internal fuel tanks were added for longer range, with the provision for additional underwing fuel tanks. Source: Internet
Because the engines were slow to arrive, Messerschmitt moved the engines from the wing roots to underwing pods, allowing them to be changed more readily if needed; this would turn out to be important, both for availability and maintenance. Source: Internet
;P-38F :Production variant with inboard underwing racks for drop tanks or 2000lb of bombs, 527 built. Source: Internet
Beside the standard armament package, the Marines often fitted with 5" underwing rockets and search radar for the anti-shipping/anti-submarine role. Source: Internet
It had three underwing pylons on each side instead. Source: Internet
Its weapons capacity would increase from convert; largely due to the addition of a third underwing pylon and strengthened wingtips (11 stations in total vs 9 stations of the F/A-18A). Source: Internet